rgw: add user suspend/enable test
rgw: add user suspend/enable test

dmick/teuthology,tchaikov/teuthology,ivotron/teuthology,michaelsevilla/teuthology,robbat2/teuthology,caibo2014/teuthology,ktdreyer/teuthology,ceph/teuthology,SUSE/teuthology,t-miyamae/teuthology,SUSE/teuthology,yghannam/teuthology,caibo2014/teuthology,tchaikov/teuthology,t-miyamae/teuthology,zhouyuan/teuthology,SUSE/teuthology,zhouyuan/teuthology,michaelsevilla/teuthology,yghannam/teuthology,dreamhost/teuthology,ktdreyer/teuthology,ceph/teuthology,dmick/teuthology,dmick/teuthology,ivotron/teuthology,robbat2/teuthology,dreamhost/teuthology